-r-6(r+3)=1

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Solution for -r-6(r+3)=1 equation:


Simplifying
-1r + -6(r + 3) = 1

Reorder the terms:
-1r + -6(3 + r) = 1
-1r + (3 * -6 + r * -6) = 1
-1r + (-18 + -6r) = 1

Reorder the terms:
-18 + -1r + -6r = 1

Combine like terms: -1r + -6r = -7r
-18 + -7r = 1

Solving
-18 + -7r = 1

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '18' to each side of the equation.
-18 + 18 + -7r = 1 + 18

Combine like terms: -18 + 18 = 0
0 + -7r = 1 + 18
-7r = 1 + 18

Combine like terms: 1 + 18 = 19
-7r = 19

Divide each side by '-7'.
r = -2.714285714

Simplifying
r = -2.714285714

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